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Sui Yun Bing Lin in BaZi: Luck and Year Pillars Coincide

In its strict sense, 'Year and Luck Arriving Together' (歲運並臨, Sui Yun Bing Lin) means the Ten-Year Luck Pillar and the Annual Pillar have exactly the same Stem and Branch (e.g., a Jia Zi luck pillar meeting a Jia Zi year), in other words a Fu Yin (伏吟, 'hidden groaning' repetition) between luck pillar and year. The two forces stack, markedly amplifying influence in that direction. If they merely share an element, a clash or combination, or a Ten God, it is better called 'year and luck of the same kind' (歲運同類), 'year and luck attacking together' (歲運同攻) or 'year and luck in conflict' (歲運交戰), and should not be lumped in as Bing Lin. The stacking can be positive or negative, depending mainly on whether it strengthens a favorable or an unfavorable element, and must be judged together with combinations, clashes, controls and transformations and the chart structure's rescue factors.

Reviewed by: The Little Slime ScribeLast updated: 2026-10-29

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The Classical Meaning of Sui Yun Bing Lin

Ziping astrology divides time into three layers: the natal chart (the Four Pillars at birth) is the fixed structural foundation; the Ten-Year Luck Pillar (大運, Da Yun) is the background climate that changes every decade; and the Annual Pillar (流年, Liu Nian) is the current year's Heavenly Stem and Earthly Branch, like the immediate weather.

Sui Yun Bing Lin describes the luck pillar and the year not going their separate ways, but having the same Stem and Branch so that the same qi stacks up. The Ziping classics, when discussing luck, emphasize the year and luck pillars in relation to what the chart structure favors or dislikes; the popular term Sui Yun Bing Lin, strictly speaking, mostly refers to the luck pillar and the year having identical Stem and Branch. If both bring in an unfavorable element at once, the force is hard to dissolve; conversely, if both bring in a favorable element, a rare period of smooth fortune may follow.

How to Identify Sui Yun Bing Lin in a Chart

The core question is whether the luck pillar and the year have exactly the same Stem and Branch:

1. Same or same-type Heavenly Stem If the luck pillar's Stem is Jia (Yang Wood) and the year is also a Jia or a Yi (Yin Wood) year, the shared element means Wood qi grows stronger (this article provisionally calls it 'year and luck of the same kind', a descriptive phrase rather than a standard term). But Jia and Yi differ in Yin/Yang and in Ten God; to speak of Bing Lin, the standard is an exactly identical Stem and Branch.

2. Branches forming a clash or combination (year-luck clash) If the luck pillar's Branch holds Wu (Fire) and the year's Branch is Zi (Water), this is a year-luck clash (a Branch clash); only when the Stems also control each other and the Branches clash is it called year and luck in conflict. Neither is Bing Lin. If the natal chart has a Wu, the Zi year clashes both the luck pillar's Wu and the natal Wu; that is the year and luck clashing the same natal character (provisionally called 'year and luck attacking together', a descriptive phrase), but it is not classed as Bing Lin.

3. The same Ten God only counts as 'flourishing together', not Bing Lin When the same Ten God is reinforced across the natal chart, luck pillar and year (provisionally called 'year and luck flourishing together', 歲運同旺, a descriptive phrase), it only means that Ten God's issues are amplified; whether it is Bing Lin still depends on whether the luck pillar and year share the same Stem and Branch.

Example:

Day Master: Bing (Yang Fire)
Year Stem: Ren (Yang Water), Seven Killings (七殺) revealed
Luck pillar: Ren Zi
Annual year: Ren Zi

Seven Killings (Officer-Killings) qi grows heavier across the natal chart, the luck pillar and the year. The Zi Branch of the year hides Gui, the Direct Officer, producing a mixed Officer-and-Killings, Killings-heavy picture; and it is the Ren Zi luck pillar meeting a Ren Zi year that makes this a strict case of Sui Yun Bing Lin. If the natal chart lacks a Resource star to transform and drain the pressure, and the Day Master is already under strain, this period calls for particular attention to excessive Officer-Killings issues.

Exceptions and Differing Views

Not every stacking is bad. If what the luck pillar and year strengthen is precisely the chart's favorable element, Sui Yun Bing Lin becomes a rare window of opportunity.

Weighting of luck pillar vs. year. A common view holds that the luck pillar sets the overall direction and the year is a trigger operating within the background the luck pillar establishes, but schools weigh them differently, and in practice the luck pillar's direction and the year's timing are read together. Thus Sui Yun Bing Lin is most strongly felt when the luck pillar already carries a clear influence and the year then detonates it.

Strong vs. weak charts. A strong Day Master chart and a weak one have entirely different capacities to bear the same stacking; they cannot be judged alike.

Popular blurring. In everyday use, Sui Yun Bing Lin is sometimes used loosely as shorthand for 'an especially intense year,' but strictly it mostly means the luck pillar and year share the same Stem and Branch. Only the broad popular usage extends it to the same element, the same clash or combination, or the same Ten God; it is not simply a description of how strong a year is.

Practical Reading Steps

Identify the luck pillar's Stem and Branch: which Ten God they represent in the natal chart, and whether favorable or unfavorable.
Identify the year's Stem and Branch: likewise which Ten God they correspond to, and whether they point to the same element or structure.
First confirm whether the luck pillar and year have exactly the same Stem and Branch: only if identical is it Bing Lin. If they merely share an element, a clash/combination/penalty/harm, or a Ten God, record it separately as same kind / attacking together / flourishing together, and assess its strength on its own.
If so, scale up the strength of your interpretation, but the direction (auspicious or not) is still set by the chart's favorable and unfavorable elements.
Then subdivide by monthly pillar (流月, Liu Yue): the monthly pillar can further pinpoint when events peak. (Minor Luck, 小運 Xiao Yun, is a separate system with its own calculation and uses; it is not used for monthly subdivision.)

This step-by-step 'luck pillar → year → month' progression is the core logic of Ziping prediction, and Sui Yun Bing Lin simply gives a precise name to the state where the first two layers point the same way.

Common Misreadings Clarified

'Same means always bad': stacking only amplifies; the direction is decided by favorable vs. unfavorable elements.
'Check only the Stems, ignore the Branches': Bing Lin requires both Stem and Branch to be identical; in terms of influence, a fully identical Stem-and-Branch Bing Lin (Fu Yin) weighs more than a shared Stem or shared element alone, since Branches hold hidden stems and have deeper roots.
'A difficult year equals Sui Yun Bing Lin': Bing Lin depends only on whether the luck pillar and year share the same Stem and Branch; if the luck pillar and year merely clash or combine with the same natal character at the same time, that is year and luck attacking together, not Bing Lin.
'Everyone feels it the same way': the same luck pillar and year combination feels worlds apart in different natal charts; the natal chart is the basis of all interpretation.

Key takeaways

Strictly, Sui Yun Bing Lin means the luck pillar and year have exactly the same Stem and Branch; if they only share an element or a clash/combination, call it 'same kind' or 'year-luck conflict' instead.
Whether the stacking is auspicious depends on whether the strengthened element is favorable or unfavorable for the natal chart; Bing Lin itself does not decide good or bad.
Activation at the Branch level is usually more direct, but clashes, combinations, penalties and harms must be assessed separately, and whether it counts as Bing Lin still depends on whether the luck pillar and year have exactly the same Stem and Branch.
The luck pillar is the climate and the year the trigger; the luck pillar sets the direction and the year detonates the effect on that basis.
Judging Sui Yun Bing Lin only requires confirming that the luck pillar and year share the same Stem and Branch; do not loosely call shared elements, clashes/combinations or Ten Gods Bing Lin. Whether the natal chart is activated is a separate layer of judgment.

Questions & answers

Is Sui Yun Bing Lin always an ill omen?

Not necessarily. If what stacks is a favorable element, Sui Yun Bing Lin may instead bring an especially smooth period. The key to good or bad lies in the chart's favorable and unfavorable elements, not in 'Bing Lin' itself.

Does it count as Bing Lin only if the luck pillar and year share the same Heavenly Stem?

Sharing only the Stem is not enough. Strict Bing Lin refers only to the luck pillar and year having exactly the same Stem and Branch. If they merely clash, combine with or penalize the same natal position at the same time, or jointly strengthen the same Ten God, it can be called attacking together, combining together or flourishing together, but is not necessarily Bing Lin.

How does Sui Yun Bing Lin relate to the power of Tai Sui?

The annual year is Tai Sui (太歲). Sui Yun Bing Lin is about Tai Sui's force and the luck pillar's force stacking in the same direction with the same qi; if they run in opposite directions, it is a year-luck clash or mutual restraint, not Bing Lin.

Without professional knowledge, how can an ordinary person make a first check for Sui Yun Bing Lin?

Simply check whether the luck pillar and year have exactly the same Stem and Branch; if they do, it is Bing Lin. Whether they jointly activate the same character in the natal chart is a second step for judging how and how strongly it acts, not a condition for it to count. Sharing only the Stem, or merely clashing, counts only as stacking or a clash, not Bing Lin.